170 lines
5.4 KiB
Diff
170 lines
5.4 KiB
Diff
From cbcf242546f30e98e894f76737330d1fba9ad82c Mon Sep 17 00:00:00 2001
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From: Alexpux <alexey.pawlow@gmail.com>
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Date: Thu, 12 Mar 2015 13:58:27 +0300
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Subject: [PATCH 04/23] Add functionality for changing OS name via MSYSTEM
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environment variables.
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---
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winsup/cygserver/cygserver-config | 4 ++--
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winsup/cygwin/environ.cc | 36 ++++++++++++++++++++++++++++++++----
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winsup/cygwin/include/sys/utsname.h | 2 +-
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winsup/cygwin/uname.cc | 6 ++++++
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4 files changed, 41 insertions(+), 7 deletions(-)
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diff --git a/winsup/cygserver/cygserver-config b/winsup/cygserver/cygserver-config
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index 373bfd2..c902857 100755
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--- a/winsup/cygserver/cygserver-config
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+++ b/winsup/cygserver/cygserver-config
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@@ -86,7 +86,7 @@ done
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# Check if running on NT
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_sys="`uname`"
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-_nt=`expr "${_sys}" : "CYGWIN_NT"`
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+_nt=`expr "${_sys}" : "MSYS_NT"`
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# Check for running cygserver processes first.
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if ps -ef | grep -v grep | grep -q ${service_name}
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@@ -178,7 +178,7 @@ then
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echo "Do you want to install cygserver as service?"
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if request "(Say \"no\" if it's already installed as service)"
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then
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- if ! cygrunsrv -I ${service_name} -d "CYGWIN cygserver" -p /usr/sbin/cygserver
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+ if ! cygrunsrv -I ${service_name} -d "MSYS cygserver" -p /usr/sbin/cygserver
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then
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echo
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echo "Installation of cygserver as service failed. Please check the"
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diff --git a/winsup/cygwin/environ.cc b/winsup/cygwin/environ.cc
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index 922e29c..5e5b08c 100644
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--- a/winsup/cygwin/environ.cc
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+++ b/winsup/cygwin/environ.cc
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@@ -202,7 +202,11 @@ parse_options (const char *inbuf)
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if (export_settings)
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{
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debug_printf ("%s", newbuf + 1);
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+#ifdef __MSYS__
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+ setenv ("MSYS", newbuf + 1, 1);
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+#else
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setenv ("CYGWIN", newbuf + 1, 1);
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+#endif
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}
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return;
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}
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@@ -647,7 +651,7 @@ _addenv (const char *name, const char *value, int overwrite)
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win_env *spenv;
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if ((spenv = getwinenv (envhere)))
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spenv->add_cache (value);
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- if (strcmp (name, "CYGWIN") == 0)
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+ if (strcmp (name, "MSYS") == 0)
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parse_options (value);
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return 0;
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@@ -731,6 +735,9 @@ static struct renv {
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} renv_arr[] = {
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{ NL("COMMONPROGRAMFILES=") }, // 0
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{ NL("COMSPEC=") },
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+#ifdef __MSYS__
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+ { NL("MSYSTEM=") }, // 2
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+#endif /* __MSYS__ */
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{ NL("PATH=") }, // 2
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{ NL("PROGRAMFILES=") },
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{ NL("SYSTEMDRIVE=") }, // 4
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@@ -742,10 +749,21 @@ static struct renv {
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#define RENV_SIZE (sizeof (renv_arr) / sizeof (renv_arr[0]))
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/* Set of first characters of the above list of variables. */
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-static const char idx_arr[] = "CPSTW";
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+static const char idx_arr[] =
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+#ifdef __MSYS__
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+ "CMPSTW";
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+#else
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+ "CPSTW";
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+#endif
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/* Index into renv_arr at which the variables with this specific character
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starts. */
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-static const int start_at[] = { 0, 2, 4, 6, 8 };
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+static const int start_at[] = {
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+#ifdef __MSYS__
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+ 0, 2, 3, 5, 7, 9
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+#else
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+ 0, 2, 4, 6, 8
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+#endif
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+ };
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/* Turn environment variable part of a=b string into uppercase - for some
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environment variables only. */
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@@ -835,8 +853,13 @@ environ_init (char **envp, int envc)
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ucenv (newp, eq); /* uppercase env vars which need it */
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if (*newp == 'T' && strncmp (newp, "TERM=", 5) == 0)
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sawTERM = 1;
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+#ifdef __MSYS__
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+ else if (*newp == 'M' && strncmp (newp, "MSYS=", 5) == 0)
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+ parse_options (newp + 5);
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+#else
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else if (*newp == 'C' && strncmp (newp, "CYGWIN=", 7) == 0)
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parse_options (newp + 7);
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+#endif
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if (*eq)
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posify_maybe (envp + i, *++eq ? eq : --eq, tmpbuf);
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debug_printf ("%p: %s", envp[i], envp[i]);
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@@ -853,7 +876,11 @@ environ_init (char **envp, int envc)
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update_envptrs ();
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if (envp_passed_in)
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{
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+#ifdef __MSYS__
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+ p = getenv ("MSYS");
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+#else
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p = getenv ("CYGWIN");
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+#endif
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if (p)
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parse_options (p);
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}
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@@ -920,12 +947,13 @@ struct spenv
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static NO_COPY spenv spenvs[] =
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{
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#ifdef DEBUGGING
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- {NL ("CYGWIN_DEBUG="), false, true, NULL},
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+ {NL ("MSYS_DEBUG="), false, true, NULL},
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#endif
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{NL ("HOMEDRIVE="), false, false, &cygheap_user::env_homedrive},
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{NL ("HOMEPATH="), false, false, &cygheap_user::env_homepath},
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{NL ("LOGONSERVER="), false, false, &cygheap_user::env_logsrv},
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{NL ("PATH="), false, true, NULL},
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+ {NL ("MSYSTEM="), true, true, NULL},
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{NL ("SYSTEMDRIVE="), false, true, NULL},
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{NL ("SYSTEMROOT="), true, true, &cygheap_user::env_systemroot},
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{NL ("USERDOMAIN="), false, false, &cygheap_user::env_domain},
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diff --git a/winsup/cygwin/include/sys/utsname.h b/winsup/cygwin/include/sys/utsname.h
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index e9dd019..670cd2e 100644
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--- a/winsup/cygwin/include/sys/utsname.h
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+++ b/winsup/cygwin/include/sys/utsname.h
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@@ -15,7 +15,7 @@ extern "C" {
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struct utsname
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{
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- char sysname[20];
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+ char sysname[21];
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char nodename[20];
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char release[20];
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char version[20];
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diff --git a/winsup/cygwin/uname.cc b/winsup/cygwin/uname.cc
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index 479cc44..3dabbaf 100644
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--- a/winsup/cygwin/uname.cc
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+++ b/winsup/cygwin/uname.cc
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@@ -26,7 +26,13 @@ uname (struct utsname *name)
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char *snp = strstr (cygwin_version.dll_build_date, "SNP");
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memset (name, 0, sizeof (*name));
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+#ifdef __MSYS__
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+ char* msystem = getenv("MSYSTEM");
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+ const char *msystem_msys = "MSYS";
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+ __small_sprintf (name->sysname, "%s_%s", msystem ? msystem : msystem_msys, wincap.osname ());
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+#else
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__small_sprintf (name->sysname, "CYGWIN_%s", wincap.osname ());
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+#endif
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/* Add a hint to the sysname, that we're running under WOW64. This might
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give an early clue if somebody encounters problems. */
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--
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2.9.0
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