Annotation of embedaddon/curl/m4/xc-cc-check.m4, revision 1.1
1.1 ! misho 1: #---------------------------------------------------------------------------
! 2: #
! 3: # xc-cc-check.m4
! 4: #
! 5: # Copyright (c) 2013 - 2020, Daniel Stenberg <daniel@haxx.se>
! 6: #
! 7: # Permission to use, copy, modify, and distribute this software for any
! 8: # purpose with or without fee is hereby granted, provided that the above
! 9: # copyright notice and this permission notice appear in all copies.
! 10: #
! 11: # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
! 12: # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
! 13: # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
! 14: # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
! 15: # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
! 16: # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
! 17: # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
! 18: #
! 19: #---------------------------------------------------------------------------
! 20:
! 21: # serial 1
! 22:
! 23:
! 24: dnl _XC_PROG_CC_PREAMBLE
! 25: dnl -------------------------------------------------
! 26: dnl Private macro.
! 27:
! 28: AC_DEFUN([_XC_PROG_CC_PREAMBLE], [
! 29: xc_prog_cc_prev_IFS=$IFS
! 30: xc_prog_cc_prev_LIBS=$LIBS
! 31: xc_prog_cc_prev_CFLAGS=$CFLAGS
! 32: xc_prog_cc_prev_LDFLAGS=$LDFLAGS
! 33: xc_prog_cc_prev_CPPFLAGS=$CPPFLAGS
! 34: ])
! 35:
! 36:
! 37: dnl _XC_PROG_CC_POSTLUDE
! 38: dnl -------------------------------------------------
! 39: dnl Private macro.
! 40:
! 41: AC_DEFUN([_XC_PROG_CC_POSTLUDE], [
! 42: IFS=$xc_prog_cc_prev_IFS
! 43: LIBS=$xc_prog_cc_prev_LIBS
! 44: CFLAGS=$xc_prog_cc_prev_CFLAGS
! 45: LDFLAGS=$xc_prog_cc_prev_LDFLAGS
! 46: CPPFLAGS=$xc_prog_cc_prev_CPPFLAGS
! 47: AC_SUBST([CC])dnl
! 48: AC_SUBST([CPP])dnl
! 49: AC_SUBST([LIBS])dnl
! 50: AC_SUBST([CFLAGS])dnl
! 51: AC_SUBST([LDFLAGS])dnl
! 52: AC_SUBST([CPPFLAGS])dnl
! 53: ])
! 54:
! 55:
! 56: dnl _XC_PROG_CC
! 57: dnl -------------------------------------------------
! 58: dnl Private macro.
! 59:
! 60: AC_DEFUN([_XC_PROG_CC], [
! 61: AC_REQUIRE([_XC_PROG_CC_PREAMBLE])dnl
! 62: AC_REQUIRE([XC_CHECK_BUILD_FLAGS])dnl
! 63: AC_REQUIRE([AC_PROG_INSTALL])dnl
! 64: AC_REQUIRE([AC_PROG_CC])dnl
! 65: AC_REQUIRE([AM_PROG_CC_C_O])dnl
! 66: AC_REQUIRE([AC_PROG_CPP])dnl
! 67: AC_REQUIRE([_XC_PROG_CC_POSTLUDE])dnl
! 68: ])
! 69:
! 70:
! 71: dnl XC_CHECK_PROG_CC
! 72: dnl -------------------------------------------------
! 73: dnl Public macro.
! 74: dnl
! 75: dnl Checks for C compiler and C preprocessor programs,
! 76: dnl while doing some previous sanity validation on user
! 77: dnl provided LIBS, LDFLAGS, CPPFLAGS and CFLAGS values
! 78: dnl that must succeed in order to continue execution.
! 79: dnl
! 80: dnl This sets variables CC and CPP, while preventing
! 81: dnl LIBS, LDFLAGS, CFLAGS, CPPFLAGS and IFS from being
! 82: dnl unexpectedly changed by underlying macros.
! 83:
! 84: AC_DEFUN([XC_CHECK_PROG_CC], [
! 85: AC_PREREQ([2.50])dnl
! 86: AC_BEFORE([$0],[_XC_PROG_CC_PREAMBLE])dnl
! 87: AC_BEFORE([$0],[AC_PROG_INSTALL])dnl
! 88: AC_BEFORE([$0],[AC_PROG_CC])dnl
! 89: AC_BEFORE([$0],[AM_PROG_CC_C_O])dnl
! 90: AC_BEFORE([$0],[AC_PROG_CPP])dnl
! 91: AC_BEFORE([$0],[AC_PROG_LIBTOOL])dnl
! 92: AC_BEFORE([$0],[AM_INIT_AUTOMAKE])dnl
! 93: AC_BEFORE([$0],[_XC_PROG_CC_POSTLUDE])dnl
! 94: AC_REQUIRE([_XC_PROG_CC])dnl
! 95: ])
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